Why the engine emission must be controlled?

Emission control system, in automobiles, means employed to limit the discharge of noxious gases from the internal-combustion engine and other components.

The exhaust pipe discharges burned and unburned hydrocarbons, carbon monoxide, oxides of nitrogen and sulfur, and traces of various acids, alcohols, and phenols.

Previous questionWhat is the most successful game?
Next questionCan you mix 10w 40 and 5w 30?

Related question

Why heat absorbed by the engine must be discharged?

Why does heat get absorbed by the engine must be discharged??The reason why heat is absorbed by the engine must be discharged to the atmosphere in one way or another because the engine will become overheated and eventually seize up and this is why a cooling system is built into the engine to cool...

Read more

Why must four stroke engines must be operated in an upright position.?

Not all 4 stroke engines are upright. How about the Chevrolet Corvair, the air cooled VW, a typical vertical shaft lawn mower. It doesn't matter as long as the oil sump/reservoir is located at the bottom.

Read more

Why are emission control systems used on cars and trucks?

why do cars and trucks have emission control systems.To help keep the air we breath clean now and for future generations.

Read more

Evaporative emission control system-vent control circuit?

It's one of the most common error codes which you can run in if you own Toyota Camry. It's well known that presence of such code does not mean that something is wrong. First try reseting the computer. If the code comes back than you have to change the sensor. The sensor is usually attached to the...

Read more

Why must habitats be protected?

Conservation Of Natural Habitat When we conserve and protect the natural habitat of wildlife species, we enrich our planet.Conservation of natural habitats will also be beneficial for humans since it helps keep the essential watersheds intact and ensuring clean, fresh water.

Read more

How do you control emissions?

These methods include diesel particulate filters, urea-SCR catalysts, and NOx adsorbers. Introduction.Emission Control Technologies.In-Cylinder Emission Control.Emission Aftertreatment.Improving Fuel Economy.Control and System Integration.Fuels and Lubricants.

Read more

Could the emission control light be on because of cheap gas?

Possible but not likely. Fill up with a name brand such as Shell, and the light will go out after a few driving cycles if the fuel caused the ECU to set the light. If it does not go off, you have a problem with the emissions system. Possible but not likely. Fill up with a name brand such as Shel...

Read more

What are emission control devices?

Some of the more popular emission control devices installed on the automobile are: EGR VALVE, CATALYTIC CONVERTER, AIR PUMP, PCV VALVE, CHARCOAL CANISTER.

Read more

Why must jack stands be used?

To safely support a vehicle off the ground while working underneath the vehicle.

Read more

Why the front end alignment must be set correctly?

To ensure proper tire wear. Also if the alignment is different left to right it can cause the car to pull (turn left or right).

Read more

Vehicle emission control information is traditionally found?

its in Engine compartment, 99 per cent its stuck Under the hood. but on some cars like Volvo, jeep and few others; its on the body around the engine like on radiator holder firewall etc. it must be easily seen

Read more

What does an auxilary emissions control do?

There is no such thing on this car.

Read more

What year did the cars get emission control computer systems?

The answer varies by model and manufacturer. I had an 84 Buick Park Avenue with a computer controlled carburetor that someone told me was the first computer controlled GM, but I would doubt this was the first computer controlled emissions system.As far as I know, computer controlled emissions did...

Read more

Why should an operator be concerned with meeting emissions?

It would be illegal to drive the car if it does meet the state emissions standards.

Read more

Why should operator be concerned about meeting emission regulations?

The operator of a vehicle is responsible for the vehicle he/she is driving.

Read more

Can a engines power be increased while at the same time decreasing its emissions?

Yes, A poorly tuned engine will produce more emissions and less power than a well tuned engine.

Read more

Why does the control indicator for engine electronics stay on?

What indicator are you referring to? Are you referring to the Check Engine light? If so, it is on because the ECU has detected a problem with the emissions system.

Read more

Why must recycled refrigerant be checked for air?

Because air a non-condensing gas. Refrigerant is checked for all non-condensables including nitrogen, oxygen, etc. Refrigerant is also checked for contaminants during the recycling process. Once the non-condensables and contaminants are removed, the refrigerant is dried. Moisture can ruin a syste...

Read more

Why must cement be stored on a raised platform?

Cement appear to be kinda hygroscopic. Probably to prevent a cold moist floor/lower platform on the ground of the water/moisture to be absorbed by the cement and caking(?).

Read more

What is emissions control on 1999 ford expedition?

everything that makes the engine run, basically...read up on troubleshooting everyone should have a manual for their vechicle, and the library should have a professional shop manual available in the reference section for FREE to make copies of--the PRO manual has more detailed info, and may have ...

Read more

When reconnecting the foufou valve with the giggling pin why must the rio joint be inverted?

The dual spool valve will jamb and the blinker fluid will bypass, causing the flange to wobble.

Read more

How much does it cost to fix emission control system?

The fuel evaporative system (EVAP) controls emission by housing vapors from evaporated fuel and sending them back to the fuel tank to be reused.The cost for EVAP system repair ranges between $200 and $560.The labor alone will cost somewhere between $35 and $140, while parts will run somewhere bet...

Read more

What device control emissions on a car Exhaust?

the catalytic convertor

Read more

What is EVAP emission control system leak large?

The code P0455 is set when the engine computer recognizes a large leak in the Evaporative emission control system (EVAP).The vehicle's EVAP system is sealed, it's main purpose is to prevent gasoline vapors in the fuel tank from escaping into the atmosphere.

Read more

How does EFI engine conrtol the emission?

Electronic fuel injection started replacing carburettors for supplying fuel to the engine in the late Eighties, almost all engines now run EFI.Carburettors control the amount of fuel going to the engine by controlling how much air is passed over the fuel bowl, the air atomizes the fuel and carrie...

Read more

When must cars be smogged?

Typically at renewal of the vehicle's registration.

Read more

Why must you ensure that the meter reads zero before your vehicle is being fuelled?

Because - if it doesn't read zero, any fuel you dispense from the pump will be added toi that figure - and you will be charged for the whole amount - not just the fuel in your car !

Read more

What is engine emission warning?

The check engine light is a signal that the onboard diagnostics system (or OBD II) has detected a malfunction in the vehicle's emissions, ignition, fuel or exhaust systems.All cars and light trucks have onboard diagnostics that are supposed to detect engine-related problems that affect the emissi...

Read more

What are the types of repair manuals for emission control systems?

get a chiltons or hanes manual for emmisions. I bought one and the first time i used it i saved 200 bucks. turned out my problem was a 3 dollas pcv valve.

Read more

What changes must be made for a Vin Y vs Vin 9 engine?

More information is needed. The year make and model of the car. also the current engine size. usually when replacing with a different motor but same size, things such as intake / exhaust manifolds, alternators / power steering pumps etc may have to be changed. In some cases, flywheels, and some l...

Read more

Why is my traction control and check engine light on?

The Traction Control Light indicates your car's traction control system is active.Traction control is necessary to maintain grip in slick conditions.Common signs include the Check Engine Light coming on, car braking inconsistently, and the traction control switch not depressing.

Read more

When must a thermostat be fully opened?

The thermostat is usually fully opened at 15 - 20 degrees (F) above the opening temperature.

Read more

What would be The ideal car exhaust emission?

This will be dependent on the year of manufacture but the idea emission shoild be 1.00

Read more

Where must the validation decal be placed on a vessel?

The registration number and validation decal must be displayed as follows: Number must be painted, applied as a decal, or otherwise affixed to both sides of the bow above the waterline.Number must read from left to right on both sides of the bow.

Read more

How can CO emissions be reduced?

Reduce Your Carbon Emissions From Driving Alternatives to driving. When possible, walk or ride your bike in order to avoid carbon emissions completely. Drive a fuel efficient vehicle. Get a hitch-mounted cargo rack. Driving style. Tire inflation and other tuning. Misc.

Read more

Why air filters used in automobiles and furnaces must be changed regularly?

They get dirty and restrict the air flow.

Read more

Where must the expiration decal be placed on a vessel?

The registration number and expiration decals must be displayed as follows.Number must be placed on each side of the forward half of the vessel.Number must read from left to right on both sides of the bow.

Read more

Where on the transport vehicle must placards be displayed?

A. On each side and each end

Read more

All passenger vehicles must be equipped with?

BOTH A rear-view mirror and Two windshield wipers

Read more

How often must tires be checked?

Tires should be checked frequently to look for deflation or wear. A good rule of thumb is to check the tires whenever you change the oil in your car. You should check the pressure and the depth of the tread.

Read more

Could a bad fuse be responsible for a Check Engine light being on plus the part inside that plugs in to the emissions check machine?

no it can not cause the lite to come on it will be a problem with the electronics and needs to be scaned

Read more

What does the Engine Wiring Harness control?

Engine wiring harness is primarily used to control fuel and ignition timing. Switches, sensors and actuators are also some of the other components that are related to vehicle engine control.

Read more

How long must a tow bar be?

The Maximum Allowable Tow Rope Length is 4.5 Metres Make sure your tow rope is no longer than 4.5 metres if you don't want to fall foul of the law.The rope can be as short as you like, but it needs to be long enough to give the car on tow sufficient time to stop and react.

Read more

What does engine emission warning mean?

CARS.COM — The check engine light on the dashboard is a warning that many vehicle owners dread.The check engine light is a signal that the onboard diagnostics system (or OBD II) has detected a malfunction in the vehicle's emissions, ignition, fuel or exhaust systems.

Read more

Car headlights must be used from?

You can put your dim lights on as soon as it gets a little bit dark, when it gets darker you can change to full beam.

Read more

Why must big trucks have more powful engines than compact cars?

Because of the weight of the load they are trying to move. Another factor, called "torque" also comes into play.

Read more

Why would the engine be the nucleolus of a car?

The driver would be the nucleolus.

Read more

Why must large trucks have more powerful engines than compact cars?

Same reason a bottle rocket wasn't used to lift off the space shuttle. The heavier the load the more power is needed to move said object . I can't believe you asked or thAt I answered

Read more

Why are tire a must?

If you do not have a tire your rims will be damaged and the some with what the wheel. The weight of the car is so heavy it would crush the wheel and the rims.

Read more

How much does it cost to fix an emission control system?

The fuel evaporative system (EVAP) controls emission by housing vapors from evaporated fuel and sending them back to the fuel tank to be reused.The cost for EVAP system repair ranges between $200 and $560.The labor alone will cost somewhere between $35 and $140, while parts will run somewhere bet...

Read more

How do you repair Auxiliary Emissions Controls on 1999 Jeep Grand Cherokee?

That is the first time I have heard the term auxiliary emissions control, a vehicle only ever has one emissions control system. Could you provide an obd trouble code so a proper diagnosis can be given

Read more

Does the engine temperature control the heat in the car?

The engine's thermostat controls the engine coolant temperature. The temperature control inside for the heater controls the cabin heat.

Read more

Why does the emission light come on in a car?

Have vehicle scanned to determine the problem

Read more

Why must you check your car mirrors?

to observe what is behind and to the sides of your vehicle, so you are able to make safe lane changes, stops, and turns

Read more

Can cruise control be dangerous?

Cruise control could be dangerous if used on wet/slippery roads or in heavy traffic.

Read more

Do all vehicles have to be emission tested?

No.Vehicles that won't be driven on public roads don't need to be emission tested. And there are some other exceptions, like engine sizes - scooters and mopeds generally aren't emission tested.

Read more

What must you do at an intersection controlled by a stop sign?

It is compulsory to stop at a stop sign.(b)give way to any vehicles approaching or crossing the intersection from a roadway not controlled by a stop sign.The rule states that you should stop where you can ascertain whether the way is clear.

Read more

When being approached by an emergency vehicle you must?

In yielding the right of way, you must drive immediately to the right hand edge or curb of the roadway, parallel to the roadway, and clear of any intersection.You must stop and remain stopped until the emergency vehicle or vehicles have passed, unless otherwise directed by a police officer.

Read more

Can you pass emissions test with check engine light on?

In most cases, your car will pass unless the check-engine light is on when you pull into the test facility.After your car is repaired, the technician will erase the trouble codes from the computer.That's good because your car will fail the emissions retest if any trouble codes are present.

Read more

Why there must no air in the steering system?

Air will:To purge the air:

Read more

Why would a cars engine be knocking?

They're probably either too hot, or incorrectly timed.

Read more

How is engine speed controlled?

Diesel engine speed is controlled solely by the amount of fuel injected into the engine by the injectors.Because a diesel engine is not self-speed-limiting, it requires not only a means of changing engine speed (throttle control) but also a means of maintaining the desired speed.

Read more

What hours of the night must the lights of your vehicle be turned on?

you can have your car lights on at any time but you do not have to have them on

Read more

Why is emission testing so Expensive?

Frankly, because you have to pay it. Most of what you pay for an emissions test is for the city/state permit.

Read more

What causes CO to be high in emissions?

What Causes High Carbon Monoxide (CO)? Carbon Monoxide is a by-product of incomplete combustion.Carbon Monoxide exceeding maximum limits, can be due to a number of emission failures ranging from inadequate air intake to defective engine computer sensors.This condition is referred to as a "Rich F...

Read more

How are carbon emissions being monitored in RSA?

E-checks are required for cars.

Read more

Why must recycled refrigerant checked for air?

Refrigerant contaminated with air won't function properly.

Read more

Children must be in car seats til when?

This varies by state, but in general a child should be in a car seat until he/she is too large to fit into it. At this point the child should be in a booster seat until he/she is large enough to sit comfortably in an adult seat belt.

Read more

What percentage of parking spaces must be handicap?

There must be one “van accessible” space for every six, or fraction thereof, accessible parking spaces.If your parking lot has 150 parking spaces, you would need five of those spaces to be reserved for accessible parking.

Read more

What lights must be displayed when anchored at night?

The operator of a sailboat operating under sails at night shall, from sunset to sunrise, display: sidelights (red - green) and.sternlight (white). If less than 20 meters in length, the three lights may be combined at or near the top of the mast.

Read more

Where must a vessel's number and registration decal be displayed?

The registration number and validation decals must be displayed as follows.Number must be painted, applied as a decal, or otherwise affixed to both sides of the forward half of the vessel.Number must read from left to right on both sides of the bow.

Read more

Does check engine light automatically fail emissions test?

But, the check engine light is often part of the emissions test.If it's lit, your car fails.(An exception was the UK emissions check that is part of a car's annual MoT road worthiness test.If emissions are okay, the check engine light being on won't automatically fail the test.

Read more

What requirements must be fulfilled to donate junk cars?

Generally the only requirement is that you have a clear title to the car you are donating to the charity.

Read more

What Tires must be inflated in a restraining device?

The employer must furnish a restraining device for inflating a tire on a multi-piece wheel, or must provide a restraining device or barrier for inflating a tire on a single-piece wheel unless the single-piece rim wheel is bolted onto a vehicle during inflation.In all cases the employee must stay ...

Read more

What distance must you be able to see to drive?

Generally you must have at least 20/40 vision in one eye and normally no worse than 20/70 in the other eye to drive. It varies in each state

Read more

Name something a truck driver must be good at?

driving? to be a lorry/truck driver anywhere you must be able to controll the articulated motion of the lorries, as they do not quite behave normally, particularly in cornering. other than that its just long hours on the road, and can be very dull

Read more

When must a driver's inspection report be completed?

When an insurance policy is changed or ownership is transferred.

Read more

How old must a car be to considered an antique?

On the average, though, for a car to be considered a "Classic Car" it must be at least 25 years old, and 50 years old for it to be considered an "Antique Car".

Read more

Why does fuse continue to burn that controls being able to put car in drive?

Generally a fuse burns out due to having a short in the circuit allowing electricity to travel to ground. Somewhere along the electrical circuit involved there is bad connection or a bare wire touching a metal surface.

Read more

How do I replace the engine control computer?

The year, make and model info is important.

Read more

Where must the forks be placed when picking up a pallet load?

cover a minimum two thirds of the loadIn the widest position possible, centered, under the pallet, all the way in.

Read more

How engine speed is control by the governor?

Within a mechanical governor, the speed demand lever creates a spring force working against a force based on engine speed.The balance of these forces controls the volume of fuel injected into the engine.Applying machine load to the engine slows the engine speed.

Read more

Why does engine lts and track control lts come on vt commardoor?

Drive it to your local auto parts store and have them plug in a code reader. The codes will help direct you to the reason why the lights are on.

Read more

How do I get a non registered vehicle to be emissions inspected without being pulled over?

Well first of all, if the vehicle is not registered you will find it hard to go through inspection for they need to see the registration paperwork to process through the state computer system.

Read more

When emissions gone in the engine of car what does this mean?

I would take that to mean the equipment that cleans up the vehicles emissions is removed from the engine.

Read more

Why is engine control indicator coming on when driving then car wants to cut out?

The light is telling you something is wrong with the car. It cuts out because of the problem the warning light was trying to tell you was present. Take it to a mechanic and have them check to see what trouble codes the cars computer has then you know what needs repaired.

Read more

Why is it necessary to control temperature in internal combustion engine?

water pump, radiator and thermostat

Read more

What are car engines and motorcycle engines controlled by?

The operator or driver.

Read more

When should cruise control not be used?

When you are on a hill, going down a hill.Never use it in heavy traffic, when it is raining, when towing, or when there is ice or snow on the road.It should not be used when:Usually when the car is below 25-20 mph (miles per hour) but you should'nt use it when you are travelling on hilly terrain ...

Read more

Where parking is permitted your car must be within how many inches on the curb?

Ideally 0.5 - 12inches(ie. avoid hitting it, but if you do, hit it very gently/slowly... don't whack it, show you have control of the car)... a little over won't matter........ don't be wider than 18inches. Also if it doesn't work out where you would like it, don't say you're finished... fix it (...

Read more

How is diesel engine speed controlled?

Diesel engines require a speed limiter, commonly called the governor, to control the amount of fuel being injected into the engine.When fuel is injected, it vaporizes and ignites due to the heat created by the compression of the air in the cylinder.

Read more

How do you control engine torque?

In case of Bikes: By increasing the gear ratio from the main transmission point. As the torque and speed ratio is inversely proportional so increasing the teeths of the rear end gear to the main engine gear will increase the torque simultaneously it will also reduce the pick up

Read more

How much is an engine control module?

The average price varies depending on the manufacturer and size of the engine, but the average replacement cost of an engine control module is around $250-$300.

Read more

What must be done when ground support equipment is no longer being used on the aircraft parking apron?

What must be done when ground support equipment is no longer being used on the aircraft parking apron? Must be stored in areas that do not violate lateral clearance requirements.True or False: You must always use a vehicle spotter when backing towards an aircraft.

Read more

Must cloth supplied with kit be used or can the Bondo be used alone and then sanded?

Bondo doesn't require cloth, but it's not very strong. It's intended to fill small shallow imperfections. Cloth is usually used with fiberglass resin, which is used to repair fiberglass bodies structurally.

Read more

Example uses of Electronic engine control system?

The ECM (Electronic control module or Computer) Can and does controlSpark advanceFuel injection timing and amountEGR functionEngine temperatureThrottle position in a throttle by wire system.Monitors engine operation through several sensorsRelays information (speed, temperature etc) to the dash di...

Read more

What must be taken into cnsideration wehn planning the most aerodynamic version of a car?

the airodynamic version must be very dinamic witch is there is alot of consideration going into the car

Read more

Will my car pass emissions if I reset the check engine light?

If you clear the 'Check Engine' light, or reset the OBD-II monitors right before your emissions test, your vehicle typically will not pass because the catalyst and EVAP monitors need time to run.If it's not in a "ready" state, your vehicle will automatically fail.

Read more

What is the distance you must be behind a car when driving?

1 car length for every ten miles per hour

Read more

What age or weight must a front seat passenger be in the state of California?

Usually the limit is posted on the window of the car. It's usaully 112 or over 100 lbs.

Read more